---
title: "Paper: Earth-Based Research Analog to Investigate Space-Based Health Risks (2021)"
id: 68876
type: "post"
slug: "paper-earth-based-research-analog-to-investigate-space-based-health-risks-2021"
author: "NSE"
published: "2024-02-09T05:00:00+00:00"
modified: "2024-02-09T09:28:42+00:00"
canonical: "https://newspaceeconomy.ca/2024/02/09/paper-earth-based-research-analog-to-investigate-space-based-health-risks-2021/"
markdown_url: "https://newspaceeconomy.ca/2024/02/09/paper-earth-based-research-analog-to-investigate-space-based-health-risks-2021.md"
description: "The paper discusses the use of Earth-based analogs to study the effects of spaceflight hazards on human health and performance. It focuses on the unique…"
language: "en-US"
category:
  - "Earth"
  - "Industry Reports, Papers And E-books"
  - "Space Economy"
  - "Space Exploration"
  - "Space Technology"
  - "Spacecraft Systems: Space Segment"
  - "Upstream Market"
post_tag:
  - "Commercial Market"
  - "Commercial Spaceflight"
  - "Countermeasures"
  - "Gravity"
  - "Microgravity"
  - "NASA"
  - "Radiation"
  - "Research"
  - "Spaceflight"
  - "Strategy"
---

# Paper: Earth-Based Research Analog to Investigate Space-Based Health Risks (2021)

![](https://i0.wp.com/newspaceeconomy.ca/wp-content/uploads/2023/12/img_7127-1.jpg?resize=696%2C901&ssl=1)

[Download document](https://newspaceeconomy.ca/wp-content/uploads/2023/12/cromwell-et-al-2021-earth-based-research-analogs-to-investigate-space-based-health-risks.pdf)

## Synopsis

The paper discusses the use of Earth-based analogs to study the effects of spaceflight hazards on human health and performance. It focuses on the unique hazards astronauts face during space missions, including altered gravity, isolation/confinement, closed environments, and space radiation.

The key points are:

- Spaceflight poses many health risks to astronauts, categorized by [NASA](https://www.nasa.gov/) as “red risks” – the highest priority risks. Analog studies help develop countermeasures.
- Conducting studies in space has limitations – small sample sizes, high costs, etc. Earth analogs overcome these barriers and augment space-based research.
- Different analogs simulate different aspects of spaceflight:
  - Bed rest and dry immersion simulate effects of microgravity
  - Isolation facilities (e.g. Antarctica stations, undersea habitat) simulate behavioral effects
  - [NASA](https://www.nasa.gov/) Space Radiation Lab simulates space radiation on cells/animals
- Analog studies have provided benefits for commercial spaceflight as well, like technology development and astronaut training.
- No single analog perfectly replicates spaceflight, but carefully chosen analogs matched to specific research phenomena can yield excellent results. Analogs are a critical part of an integrated strategy to understand and mitigate human health risks in space.

In summary, the article provides an overview of different ground-based analogs used to simulate spaceflight hazards, highlighting their utility for advancing human space exploration as well as commercial space goals.